12322402 has 4 divisors (see below), whose sum is σ = 18483606. Its totient is φ = 6161200.

The previous prime is 12322397. The next prime is 12322421. The reversal of 12322402 is 20422321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7027801 + 5294601 = 2651^2 + 2301^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3080599 + ... + 3080602.

Almost surely, 2^12322402 is an apocalyptic number.

12322402 is a deficient number, since it is larger than the sum of its proper divisors (6161204).

12322402 is an equidigital number, since it uses as much as digits as its factorization.

12322402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6161203.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12322402 is about 3510.3279049114. The cubic root of 12322402 is about 230.9750789879.

Adding to 12322402 its reverse (20422321), we get a palindrome (32744723).

The spelling of 12322402 in words is "twelve million, three hundred twenty-two thousand, four hundred two".